No Sound From External Speakers; No Sound From Headphones; Touch Pad Or Mouse Problems - Dell Inspiron PP22L Owner's Manual

No sound from external speakers

N S U R E T H A T T H E S U B W O O F E R A N D T H E S P E A K E R S A R E T U R N E D O N
E
setup diagram supplied with the speakers. If your speakers have volume
controls, adjust the volume, bass, or treble to eliminate distortion.
D J U S T T H E
A W
icon in the lower-right corner of your screen. Ensure that the volume is turned
up and that the sound is not muted.
I S C O N N E C T H E A D P H O N E S F R O M T H E H E A D P H O N E C O N N E C T O R
D
the speakers is automatically disabled when headphones are connected to the
headphone connector.
E S T T H E E L E C T R I C A L O U T L E T
T
testing it with another device, such as a lamp.
L I M I N A T E P O S S I B L E I N T E R F E R E N C E
E
or halogen lamps to check for interference.
E I N S T A L L T H E A U D I O D R I V E R
R
page 132.
U N T H E E L L
R D
NOTE:
The volume control in some MP3 players overrides the Windows volume
setting. If you have been listening to MP3 songs, ensure that you did not turn the
player volume down or off.

No sound from headphones

H E C K T H E H E A D P H O N E C A B L E C O N N E C T I O N
C
cable is securely inserted into the headphone connector (see "audio
connectors" on page 26).
D J U S T T H E
A W
icon in the lower-right corner of your screen. Ensure that the volume is turned
up and that the sound is not muted.

Touch Pad or Mouse Problems

H E C K T H E T O U C H P A D S E T T I N G S
C
1 Click Start
2 Adjust the settings, as needed.
128
Troubleshooting
I N D O W S V O L U M E C O N T R O L
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I A G N O S T I C S
D —
I N D O W S V O L U M E C O N T R O L
→ Control Panel→ Hardware and Sound→ Mouse.
Click or double-click the speaker
—
Ensure that the electrical outlet is working by
Turn off nearby fans, fluorescent lights,
—
See "Reinstalling Drivers and Utilities" on
See "Dell Diagnostics" on page 101.
Ensure that the headphone
—
Click or double-click the speaker
—
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See the
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Sound from
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